This book meets the readers' requirements for simple and convenient yoga practice. It takes the form of "practicing for a day" as the main line, closely following the key word "keeping in good health". It unifies the effective posture for different parts of the body, with precise real-life demonstration steps, explains the movements with concise words, and illustrates the breathing and standardized movements in more detail. While providing yoga practice guidance for readers, it can also bring readers a fresh and pleasant reading experience.